Wanting wood mite burned, unfortunately (10)

I believe the answer is:

untimbered

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'wanting wood' is the definition.
Both the definition and answer are adjectives. Maybe they are linked in a way I don't understand?

'mite burned unfortunately' is the wordplay.
'unfortunately' indicates an anagram (a bad or unfortunate spelling).
'mite'+'burned'='miteburned'
'miteburned' is an anagram of 'UNTIMBERED'.

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I've seen this clue in The Guardian.

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